.content-center{
    background: rgb(251,251,251);
}
.tab-content{
    text-align: center;
}
.tab-content>div{
    margin: 20px;
    font-size: 20px;
}
.chart{
    margin: 0px 20px;
}
#chart-one,#chart-two{
    height:300px;
    border: 1px solid #dddddd;
    background: white;
}
#chart-one{
    width: 100%;
}
#chart-two{
    width: 100%;
}
.title{
    height: 40px;
    line-height: 40px;
    color: white;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
}
.title .subtitle{
    margin-left: 10px;
    font-size: 18px;
    color: black;
}
.title .icon{
    margin-right: 10px;
    font-size: 10px;
    color: grey;
}
.title .icon span{
    display: inline-block;
    margin: 2px;
    padding: 2px;
}
.title .icon span:hover{
    background: white;
    color: blue;
}
#container2{
    margin-left:30px;
}